Home / 63,231.42-87,261.12-34,938.93

Finding the Fourth Proportional to 63,231.42, 87,261.12 and 34,938.93

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Solution

The fourth proportional to 63,231.42, 87,261.12 and 34,938.93 is: 48,216.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,231.42 : 87,261.12 = 34,938.93 : x
  2. Step 2: Convert to fraction form
    63,231.42/87,261.12 = 34,938.93/x
  3. Step 3: Cross multiply
    63,231.42x = 87,261.12 × 34,938.93
  4. Step 4: Simplify right side
    63,231.42x = 3,048,810,163.40
  5. Step 5: Solve for x
    x = 3,048,810,163.40/63,231.42
  6. Step 6: Final answer
    x = 48,216.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.